单选题You detect oil around your tank vessel while discharging. The first thing to do is（）.Atry to find out where the oil is coming fromBcall the masterChave the pumpman check the discharge pipingDshut down operations
单选题
You detect oil around your tank vessel while discharging. The first thing to do is（）.
A
try to find out where the oil is coming from
B
call the master
C
have the pumpman check the discharge piping
D
shut down operations
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